NO832745L - Fremgangsmaate ved rensing av vann. - Google Patents

Fremgangsmaate ved rensing av vann.

Info

Publication number
NO832745L
NO832745L NO832745A NO832745A NO832745L NO 832745 L NO832745 L NO 832745L NO 832745 A NO832745 A NO 832745A NO 832745 A NO832745 A NO 832745A NO 832745 L NO832745 L NO 832745L
Authority
NO
Norway
Prior art keywords
resin
water
resins
ion exchange
dispersant
Prior art date
Application number
NO832745A
Other languages
English (en)
Norwegian (no)
Inventor
Alfred W Oberhofer
Original Assignee
Nalco Chemical Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nalco Chemical Co filed Critical Nalco Chemical Co
Publication of NO832745L publication Critical patent/NO832745L/no

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/28Treatment of water, waste water, or sewage by sorption
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D65/00Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/02Membrane cleaning or sterilisation ; Membrane regeneration
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J49/00Regeneration or reactivation of ion-exchangers; Apparatus therefor
    • B01J49/60Cleaning or rinsing ion-exchange beds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2321/00Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/04Backflushing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2321/00Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/16Use of chemical agents
    • B01D2321/168Use of other chemical agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Water Treatment By Sorption (AREA)
  • Detergent Compositions (AREA)
NO832745A 1982-07-29 1983-07-28 Fremgangsmaate ved rensing av vann. NO832745L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US40143482A 1982-07-29 1982-07-29
US50368583A 1983-06-17 1983-06-17

Publications (1)

Publication Number Publication Date
NO832745L true NO832745L (no) 1984-01-30

Family

ID=27017454

Family Applications (1)

Application Number Title Priority Date Filing Date
NO832745A NO832745L (no) 1982-07-29 1983-07-28 Fremgangsmaate ved rensing av vann.

Country Status (12)

Country Link
AT (1) AT394181B (enrdf_load_html_response)
CA (1) CA1218475A (enrdf_load_html_response)
DE (1) DE3327294A1 (enrdf_load_html_response)
ES (1) ES8502407A1 (enrdf_load_html_response)
FI (1) FI832734A7 (enrdf_load_html_response)
FR (2) FR2530971B1 (enrdf_load_html_response)
GB (1) GB2124199B (enrdf_load_html_response)
IE (1) IE55521B1 (enrdf_load_html_response)
NL (1) NL8302712A (enrdf_load_html_response)
NO (1) NO832745L (enrdf_load_html_response)
PT (1) PT77089B (enrdf_load_html_response)
SE (1) SE8304157L (enrdf_load_html_response)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1778314B1 (en) * 2004-06-21 2008-11-26 Ecolab Inc. Method of activating membranes
AU2006269733B2 (en) 2005-07-12 2011-10-20 Zenon Technology Partnership Process control for an immersed membrane system
US7662289B2 (en) * 2007-01-16 2010-02-16 Nalco Company Method of cleaning fouled or scaled membranes
US7674382B2 (en) 2007-05-03 2010-03-09 Nalco Company Method of cleaning fouled and/or scaled membranes
US20100158852A1 (en) * 2008-12-22 2010-06-24 Wilson Kurt Whitekettle Method for reduction of microbes on surfaces
CN105699571B (zh) * 2016-03-18 2017-12-15 中华人民共和国鄞州出入境检验检疫局 一种纺织品中短链对特辛基苯酚乙氧基化物的测定方法
WO2017170973A1 (ja) * 2016-03-30 2017-10-05 東レ株式会社 膜モジュールによる微生物培養液のろ過方法
CN107381966B (zh) * 2017-09-04 2023-05-19 北京东方园林环境股份有限公司 一种高效处理氨氮废水的复合人工湿地系统
CN116621405A (zh) * 2023-06-20 2023-08-22 华中科技大学 一种冻融和脱水剂耦合实现非机械污泥深度脱水的方法
CN117467862B (zh) * 2023-12-22 2024-03-29 核工业北京化工冶金研究院 一种中性地浸采铀水冶工艺中预防树脂有机物中毒的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR906825A (fr) * 1942-10-02 1946-02-21 Ig Farbenindustrie Ag Procédé pour débarrasser les substances à action d'échange des impuretés qui les encrassent
US2571271A (en) * 1948-01-20 1951-10-16 Wallace & Tiernan Inc Sterilization of ion exchange bodies
US2977313A (en) * 1956-05-22 1961-03-28 Hagan Chemicals & Controls Inc Method of cleansing, sterilizing, and preventing corrosion in base exchange and cation exchange systems and products used therein
US3299617A (en) * 1964-04-09 1967-01-24 Culligan Inc Method of removing entrapped gas from an ion exchange resin bed
US3748285A (en) * 1972-06-26 1973-07-24 Nalco Chemical Co Composition and process for cleaning ion exchange resins
US4389253A (en) * 1980-10-30 1983-06-21 Hitachi, Ltd. Process for removing crud from ion exchange resin
US4357254A (en) * 1981-01-12 1982-11-02 Chemical Sciences, Inc. Cleaning composition

Also Published As

Publication number Publication date
GB2124199B (en) 1986-01-08
FI832734A0 (fi) 1983-07-28
IE831683L (en) 1984-01-29
ES524516A0 (es) 1985-01-01
FI832734A7 (fi) 1984-01-30
ES8502407A1 (es) 1985-01-01
GB2124199A (en) 1984-02-15
NL8302712A (nl) 1984-02-16
FR2536678B1 (enrdf_load_html_response) 1987-01-02
ATA273383A (de) 1991-08-15
GB8320565D0 (en) 1983-09-01
CA1218475A (en) 1987-02-24
FR2536678A1 (enrdf_load_html_response) 1984-06-01
IE55521B1 (en) 1990-10-10
FR2530971A1 (fr) 1984-02-03
SE8304157D0 (sv) 1983-07-27
AT394181B (de) 1992-02-10
DE3327294A1 (de) 1984-02-09
PT77089A (en) 1983-08-01
FR2530971B1 (fr) 1987-01-09
PT77089B (en) 1986-02-12
SE8304157L (sv) 1984-01-30

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